3.An Ordinary of Arms Contained in the Public Register of All Arms and by James Balfour Paul (1893)"TREE, FIR—TREE, OAK Tree, Fir—continued. mount in base vert surmounted by a ...
Arg. a fir tree growing out of a mount in base ppr. surmounted of a sword in ..."

4.Forest Life and Forest Trees: Comprising Winter Camp-life Among the Loggers by John S. Springer (1851)"The Fir-tree. —Spruce-tree—Its conical Form—Uses.—American Larch—Success of the
Dukes of Athol in planting it on the Highlands of Scotland. ..."